261506736

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:483

約数の個数: 120

約数和(自身を含む): 756447120

約数和(自身を除く): 494940384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 157, 172, 258, 269, 314, 344, 387, 471, 516, 538, 628, 688, 774, 807, 942, 1032, 1076, 1256, 1413, 1548, 1614, 1884, 2064, 2152, 2421, 2512, 2826, 3096, 3228, 3768, 4304, 4842, 5652, 6192, 6456, 6751, 7536, 9684, 11304, 11567, 12912, 13502, 19368, 20253, 22608, 23134, 27004, 34701, 38736, 40506, 42233, 46268, 54008, 60759, 69402, 81012, 84466, 92536, 104103, 108016, 121518, 126699, 138804, 162024, 168932, 185072, 208206, 243036, 253398, 277608, 324048, 337864, 380097, 416412, 486072, 506796, 555216, 675728, 760194, 832824, 972144, 1013592, 1520388, 1665648, 1816019, 2027184, 3040776, 3632038, 5448057, 6081552, 7264076, 10896114, 14528152, 16344171, 21792228, 29056304, 32688342, 43584456, 65376684, 87168912, 130753368, 261506736]

約数ペア:

[(1, 261506736), (2, 130753368), (3, 87168912), (4, 65376684), (6, 43584456), (8, 32688342), (9, 29056304), (12, 21792228), (16, 16344171), (18, 14528152), (24, 10896114), (36, 7264076), (43, 6081552), (48, 5448057), (72, 3632038), (86, 3040776), (129, 2027184), (144, 1816019), (157, 1665648), (172, 1520388), (258, 1013592), (269, 972144), (314, 832824), (344, 760194), (387, 675728), (471, 555216), (516, 506796), (538, 486072), (628, 416412), (688, 380097), (774, 337864), (807, 324048), (942, 277608), (1032, 253398), (1076, 243036), (1256, 208206), (1413, 185072), (1548, 168932), (1614, 162024), (1884, 138804), (2064, 126699), (2152, 121518), (2421, 108016), (2512, 104103), (2826, 92536), (3096, 84466), (3228, 81012), (3768, 69402), (4304, 60759), (4842, 54008), (5652, 46268), (6192, 42233), (6456, 40506), (6751, 38736), (7536, 34701), (9684, 27004), (11304, 23134), (11567, 22608), (12912, 20253), (13502, 19368)]